XML 31 R20.htm IDEA: XBRL DOCUMENT v3.8.0.1

Net Loss Per Share (Tables)

9 Months Ended

Sep. 30, 2017

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

A reconciliation of the denominator used in the calculation of basic and diluted loss per share is as follows (in thousands, except share and per share data):

			Three months ended
			September 30, 2017												September 30, 2016
			Class A						Class B						Class A						Class B
Numerator
Net loss			$	(10,467)					$	(3,606)					$	(9,369)					$	(3,522)
Denominator
Weighted-average common shares outstanding - basic and diluted			31,100,994						10,714,145						29,624,794						11,138,166
Basic and diluted net loss per share			$	(0.34)					$	(0.34)					$	(0.32)					$	(0.32)

			Nine months ended
			September 30, 2017												September 30, 2016
			Class A						Class B						Class A						Class B
Numerator
Net loss			$	(22,255)					$	(7,850)					$	(26,076)					$	(10,385)
Denominator
Weighted-average common shares outstanding - basic and diluted			30,644,955						10,808,781						29,038,566						11,564,864
Basic and diluted net loss per share			$	(0.73)					$	(0.73)					$	(0.90)					$	(0.90)

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

The anti-dilutive securities excluded from the weighted-average shares used to calculate the diluted net loss per common share were as follows:

			As of
			September 30, 2017						September 30, 2016
Shares subject to outstanding common stock options			8,336,496						7,589,951
Shares subject to unvested restricted stock awards			176,665						353,335
Shares issuable pursuant to the ESPP			87,265						—

X

- References

No definition available.

+ Details

Name:	us-gaap_EarningsPerShareAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

+ Details

Name:	us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

+ Details

Name:	us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration